moving pane divider in tmux integration causes other window to scroll

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• iTerm2 version: 3.0.14

Detailed steps to reproduce the problem:

1. tmux -CC
2. Cmd-D
3. Cmd-T
4. Drag tab into a window
5. In the new window, cmd-D
6. In the original window, maximize pane
7. In the maximized pane, run emacs
8. In the new window, move pane divider

Emacs scroll when the pane divider is moved

Can't repro

closed